<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        h1 {
            color: mediumpurple;
            font-size: 30px;
            font-family: "微软雅黑 Light";
            text-align: center;
        }
        h2 {
            color: deeppink;
            font-size: 30px;
            font-family: "微软雅黑 Light";
            text-align: center;
        }
        h3 {
            color: orangered;
            font-size: 30px;
            font-family: "微软雅黑 Light";
            text-align: center;
        }

        * {
            margin: auto;
        }
    </style>
</head>
<body>
<h1>Test Git！！！！！！！！！！！！</h1>
<h2>Test Git！！！！！！！！！！！！</h2>
<h3>Test Git！！！！！！！！！！！！</h3>

</body>
</html>